public class Text {
    public static void main(String[] args) {
        MyStack myStack = new MyStack();

        myStack.push(1);
        myStack.push(1);
        myStack.push(1);
        myStack.push(1);
        myStack.push(1);
        myStack.push(1);


        System.out.println(myStack.pop());
        System.out.println(myStack.pop());
        System.out.println(myStack.pop());
        System.out.println(myStack.pop());

        System.out.println(myStack.peek());
        System.out.println(myStack.peek());
        System.out.println(myStack.peek());
    }

}
